11223455555568 has 40 divisors (see below), whose sum is σ = 29250510289488. Its totient is φ = 3708044311552.

The previous prime is 11223455555537. The next prime is 11223455555573. The reversal of 11223455555568 is 86555555432211.

11223455555568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034605155 + ... + 1034616002.

Almost surely, 2^{11223455555568} is an apocalyptic number.

It is an amenable number.

11223455555568 is an abundant number, since it is smaller than the sum of its proper divisors (18027054733920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11223455555568 is a wasteful number, since it uses less digits than its factorization.

11223455555568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069221281 (or 2069221275 counting only the distinct ones).

The product of its digits is 36000000, while the sum is 57.

The spelling of 11223455555568 in words is "eleven trillion, two hundred twenty-three billion, four hundred fifty-five million, five hundred fifty-five thousand, five hundred sixty-eight".